package cn.ex.ymcc.mapper;

import cn.ex.ymcc.domain.MediaFile;
import com.baomidou.mybatisplus.mapper.BaseMapper;
import org.apache.ibatis.annotations.Param;

/**
 * <p>
 *  Mapper 接口
 * </p>
 *
 * @author aze
 * @since 2022-07-25
 */
public interface MediaFileMapper extends BaseMapper<MediaFile> {

    int selectMaxNumberByChapterIdAndCourseId(@Param("courseChapterId") Long courseChapterId, @Param("courseId") Long courseId);
}
